Home / 67,423,102.96-101,096,025.20-20,724,427.36

Finding the Fourth Proportional to 67,423,102.96, 101,096,025.20 and 20,724,427.36

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Solution

The fourth proportional to 67,423,102.96, 101,096,025.20 and 20,724,427.36 is: 31,074,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,423,102.96 : 101,096,025.20 = 20,724,427.36 : x
  2. Step 2: Convert to fraction form
    67,423,102.96/101,096,025.20 = 20,724,427.36/x
  3. Step 3: Cross multiply
    67,423,102.96x = 101,096,025.20 × 20,724,427.36
  4. Step 4: Simplify right side
    67,423,102.96x = 2,095,157,230,642,129.50
  5. Step 5: Solve for x
    x = 2,095,157,230,642,129.50/67,423,102.96
  6. Step 6: Final answer
    x = 31,074,767.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.